if(!util){
	var util = {};
}

util.mudarIdioma = function(idioma){
	var string = document.URL;
	if(string.lastIndexOf("/") == string.length - 1){
		string = string.substring(0, string.length - 1);
	}
	if(string.match(new RegExp("\\?","g"))) {
		if(string.match(new RegExp("locale=","g"))) {
			var reg = new RegExp("locale=.*","g");
			string = string.replace(reg,"locale="+idioma);
			window.location.replace(string);
		} else {
			window.location.replace(string+"&locale="+idioma);
		}
	} else {
		window.location.replace(string+"?locale="+idioma);
	}
};

util.closePopup = function(nome){
	if((popup = document.getElementById(nome))){
		popup.style.visibility = 'hidden';
	}
};

util.pngIEBugFix = function(){
	if (navigator.appVersion.indexOf("MSIE") >= 0){
		for(var i=0; i<window.document.images.length; i++){
			var img = document.images[i];
			var imgName = img.src.toUpperCase();
			if (imgName.substring(imgName.length-4, imgName.length) == ".PNG") {
				var imgID = (img.id) ? "id='" + img.id + "' " : "";
				var imgClass = (img.className) ? "class='" + img.className + "' " : "";
				var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' ";
				var imgStyle = "display:inline-block;" + img.style.cssText;
				if (img.align == "left") imgStyle = "float:left;" + imgStyle;
				if (img.align == "right") imgStyle = "float:right;" + imgStyle;
				if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle;
				var strNewHTML = "<span " + imgID + imgClass + imgTitle + 
				                 " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";" + 
				                 "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader" + 
				                 "(src='" + img.src + "', sizingMethod='scale');\"></span>";
				img.outerHTML = strNewHTML;
				//i = i-1;
			}
		}
	}
};